2 * Copyright (c) 2009, Sun Microsystems, Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * - Redistributions of source code must retain the above copyright notice,
8 * this list of conditions and the following disclaimer.
9 * - Redistributions in binary form must reproduce the above copyright notice,
10 * this list of conditions and the following disclaimer in the documentation
11 * and/or other materials provided with the distribution.
12 * - Neither the name of Sun Microsystems, Inc. nor the names of its
13 * contributors may be used to endorse or promote products derived
14 * from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
31 * Copyright 1990 Sun Microsystems, Inc.
33 * General purpose routine to see how much space something will use
34 * when serialized using XDR.
37 //#include <sys/cdefs.h>
40 #include "namespace.h"
41 #include <rpc/types.h>
43 #include <sys/types.h>
45 #include "un-namespace.h"
49 x_putlong(XDR
*xdrs
, const long *longp
)
51 xdrs
->x_handy
+= BYTES_PER_XDR_UNIT
;
57 x_putbytes(XDR
*xdrs
, const char *bp
, u_int len
)
66 return (xdrs
->x_handy
);
71 x_setpostn(XDR
*xdrs
, u_int pos
)
73 /* This is not allowed */
78 x_inline(XDR
*xdrs
, u_int len
)
83 if (xdrs
->x_op
!= XDR_ENCODE
) {
86 if (len
< PtrToUlong(xdrs
->x_base
)) {
87 /* x_private was already allocated */
89 return ((int32_t *) xdrs
->x_private
);
91 /* Free the earlier space and allocate new area */
93 free(xdrs
->x_private
);
94 if ((xdrs
->x_private
= (caddr_t
) malloc(len
)) == NULL
) {
98 xdrs
->x_base
= UIntToPtr(len
);
99 //xdrs->x_base = len; // XXX Is this right???
100 xdrs
->x_handy
+= len
;
101 return ((int32_t *) xdrs
->x_private
);
108 /* Always return FALSE/NULL, as the case may be */
117 if (xdrs
->x_private
) {
118 free(xdrs
->x_private
);
119 xdrs
->x_private
= NULL
;
125 xdr_sizeof(func
, data
)
132 /* to stop ANSI-C compiler from complaining */
133 typedef bool_t (* dummyfunc1
)(XDR
*, long *);
134 typedef bool_t (* dummyfunc2
)(XDR
*, caddr_t
, u_int
);
136 ops
.x_putlong
= x_putlong
;
137 ops
.x_putbytes
= x_putbytes
;
138 ops
.x_inline
= x_inline
;
139 ops
.x_getpostn
= x_getpostn
;
140 ops
.x_setpostn
= x_setpostn
;
141 ops
.x_destroy
= x_destroy
;
143 /* the other harmless ones */
144 ops
.x_getlong
= (dummyfunc1
) harmless
;
145 ops
.x_getbytes
= (dummyfunc2
) harmless
;
150 x
.x_private
= (caddr_t
) NULL
;
151 x
.x_base
= (caddr_t
) 0;
153 stat
= func(&x
, data
);
156 return (stat
== TRUE
? (unsigned) x
.x_handy
: 0);